César Curiel (October 12, 1949) is a retired Mexican Luchador or professional wrestler who was active in the 1970s, 1980s and 1990s. Curiel has three sons who are currently wrestling, Neutron, Steel Man and Cat Man. Early in Curiel's career, on December 25, 1979, he was involved in the death of wrestler José Vincent Ramos Estrada, known to the wrestling world under the ring name Sangre India. Curiel was teaming with El Vengador while Sangre India was teaming with Leo Lopez. During the match Curiel executed a drop kick, a move that supposed to knocked Sangre India out of the ring to the floor. During the fall to the floor Estrada's head and neck struck the apron before he tumbled uncontrollably to the ground. Estrada died shortly after the fall. Subsequently Lucha magazines ran a storyline